#include colour.js
#include utility.js
#include colpick/picker.jsx

var AmiColourPicker = function(parent) {
    var container = $e({ attrs: { id: 'pickerNew', className: 'hidden' } }),
        callback = undefined;
    parent.appendChild(container);

    var picker = new FwColourPicker(
        function(picker, result) {
            if(result === null)
                return;

            callback.call(picker, {
                raw: result,
                hex: AmiColour.hex(result),
            });
            callback = undefined;
        },
        {
            presets: futami.get('colours'),
        },
        null,
        function() {
            callback = undefined;
            container.classList.add('hidden');
            return true;
        }
    );
    picker.appendTo(container);

    var showAt = function(x, y, cb) {
        if(typeof cb !== 'function')
            throw 'missing callback';
        callback = cb;
        picker.setPosition(x, y);
        container.classList.remove('hidden');
    };

    return {
        show: function(ev, cb) {
            var pos = typeof ev === 'object' ? picker.suggestPosition(ev) : { x: 10, y: 10 };
            showAt(pos.x, pos.y, cb);
        },
        showAt: showAt,
        hide: function() {
            picker.close();
        },
    };
};